package com.reggie.config;

import com.reggie.interceptor.loginFrontInterceptor;
import com.reggie.interceptor.loginInterceptor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;

import java.util.List;

@Slf4j
@Configuration
public class webConfig implements WebMvcConfigurer {
    @Override
    public void addInterceptors(InterceptorRegistry registry) {
        //添加拦截路径和放行路径
        registry.addInterceptor(loginInterceptor()).addPathPatterns("/backend/**").excludePathPatterns("/backend/page/login/login.html", "/employee/login",
                "/backend/api/**", "/backend/js/**", "/backend/images/**", "/backend/plugins/**", "/backend/styles/**", "backend/favicon.ico");
        registry.addInterceptor(loginFrontInterceptor()).addPathPatterns("/front/**").
                excludePathPatterns("/front/api/**", "/front/js/**", "/front/images/**", "/front/plugins/**", "/front/styles/**", "/front/page/login.html", "/front/fonts/**", "/user/login");
        //放行swagger文档
        registry.addInterceptor(loginInterceptor()).excludePathPatterns("/swagger-ui/index.html#/");
    }

    //注册实体类bean
    @Bean
    public loginInterceptor loginInterceptor() {
        return new loginInterceptor();
    }

    //注册实体类bean--front的拦截类
    @Bean
    public loginFrontInterceptor loginFrontInterceptor() {
        return new loginFrontInterceptor();
    }

    /**
     * 扩展mvc框架的消息转换器
     *
     * @param converters
     */
    @Override
    public void extendMessageConverters(List<HttpMessageConverter<?>> converters) {
        log.info("扩展消息转换器...");
        //创建消息转换器对象
        MappingJackson2HttpMessageConverter messageConverter = new MappingJackson2HttpMessageConverter();
        //设置对象转换器，底层使用Jackson将Java对象转为json
        messageConverter.setObjectMapper(new JacksonObjectMapper());
        //将上面的消息转换器对象追加到mvc框架的转换器集合中
        converters.add(0, messageConverter);
    }
}
